🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.94 AU - 1.26 AU

Year: 435 Days

Day: 35.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.34 AU - 1.34 AU

Year: 584 Days

Day: 24.8 Hours

Environment

Temp: -32 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.29 AU - 1.39 AU

Year: 584 Days

Day: 17.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.95 AU - 3.17 AU

Year: 1543 Days

Day: 34.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,923,831 km

• M1: 177,573 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.38 AU - 3.84 AU

Year: 2066 Days

Day: 26.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,923,831 km

• M1: 397,930 km (0.08 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 13.4

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.73 AU - 6.07 AU

Year: 4086 Days

Day: 10 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,923,831 km

• M1: 171,888 km (0.091 R)
• M2: 611,107 km (0.077 R)
• M3: 1,108,969 km (0.096 R)
• M4: 1,822,102 km (0.078 R)
• M5: 2,644,591 km (0.086 R)
• M6: 3,069,898 km (0.044 R)
• M7: 3,621,316 km (0.119 R)
• M8: 4,875,245 km (0.078 R)
• M9: 6,642,594 km (0.074 R)
• M10: 8,084,269 km (0.112 R)
• M11: 8,620,727 km (0.105 R)
• M12: 9,257,266 km (0.051 R)
• M13: 10,666,927 km (0.044 R)
• M14: 11,445,583 km (0.053 R)
• M15: 14,010,140 km (0.115 R)
• M16: 18,789,642 km (0.086 R)
• M17: 19,861,361 km (0.109 R)
• M18: 24,044,417 km (0.065 R)
• M19: 25,006,331 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.6

Radius: 11.4

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.58 AU - 7.82 AU

Year: 7278 Days

Day: 10.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,923,831 km

• M1: 141,819 km (0.108 R)
• M2: 510,428 km (0.12 R)
• M3: 1,129,165 km (0.109 R)
• M4: 2,166,327 km (0.073 R)
• M5: 2,600,011 km (0.091 R)
• M6: 3,209,024 km (0.103 R)
• M7: 4,584,726 km (0.111 R)
• M8: 5,505,052 km (0.028 R)
• M9: 7,110,985 km (0.1 R)
• M10: 7,782,680 km (0.082 R)
• M11: 8,573,753 km (0.058 R)
• M12: 9,089,866 km (0.114 R)
• M13: 10,809,194 km (0.072 R)
• M14: 11,506,619 km (0.065 R)
• M15: 13,303,290 km (0.081 R)
• M16: 13,995,778 km (0.118 R)
• M17: 15,627,442 km (0.036 R)
• M18: 18,535,625 km (0.114 R)
• M19: 18,931,162 km (0.027 R)
• M20: 19,332,383 km (0.105 R)
• M21: 21,280,148 km (0.101 R)
• M22: 24,918,218 km (0.115 R)
• M23: 25,643,768 km (0.119 R)
• M24: 26,800,309 km (0.106 R)
• M25: 27,647,482 km (0.054 R)
• M26: 28,775,300 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.7

Radius: 10.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.96 AU - 9.88 AU

Year: 9204 Days

Day: 6.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,923,831 km

• M1: 129,402 km (0.112 R)
• M2: 464,053 km (0.062 R)
• M3: 816,954 km (0.065 R)
• M4: 1,381,536 km (0.108 R)
• M5: 2,279,872 km (0.099 R)
• M6: 3,203,190 km (0.09 R)
• M7: 3,980,799 km (0.064 R)
• M8: 5,806,193 km (0.102 R)
• M9: 6,365,389 km (0.077 R)
• M10: 6,695,552 km (0.086 R)
• M11: 8,434,328 km (0.034 R)
• M12: 9,014,768 km (0.042 R)
• M13: 11,824,066 km (0.093 R)
• M14: 12,156,173 km (0.098 R)
• M15: 12,955,176 km (0.048 R)
• M16: 15,695,509 km (0.11 R)
• M17: 17,271,673 km (0.032 R)
• M18: 20,497,003 km (0.112 R)
• M19: 21,301,091 km (0.116 R)
• M20: 25,272,316 km (0.048 R)
• M21: 26,103,183 km (0.096 R)
• M22: 28,705,288 km (0.074 R)
• M23: 29,609,757 km (0.025 R)
• M24: 30,017,710 km (0.077 R)
• M25: 30,636,896 km (0.109 R)
• M26: 32,007,512 km (0.106 R)
• M27: 40,471,909 km (0.12 R)
• M28: 44,078,863 km (0.032 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.6

Radius: 10.2

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.7 AU - 10.58 AU

Year: 9567 Days

Day: 13.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 79.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,923,831 km

• M1: 126,859 km (0.115 R)
• M2: 478,115 km (0.083 R)
• M3: 811,419 km (0.08 R)
• M4: 1,863,690 km (0.108 R)
• M5: 3,795,597 km (0.091 R)
• M6: 6,112,120 km (0.082 R)
• M7: 6,449,164 km (0.074 R)
• M8: 7,663,899 km (0.097 R)
• M9: 8,635,687 km (0.096 R)
• M10: 9,169,601 km (0.079 R)
• M11: 12,939,019 km (0.096 R)
• M12: 13,638,539 km (0.112 R)
• M13: 15,627,442 km (0.109 R)
• M14: 18,844,395 km (0.085 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.1

Radius: 11.5

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.05 AU - 14.19 AU

Year: 14922 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,923,831 km

• M1: 143,913 km (0.076 R)
• M2: 521,648 km (0.075 R)
• M3: 1,308,233 km (0.12 R)
• M4: 2,270,596 km (0.089 R)
• M5: 2,798,677 km (0.079 R)
• M6: 3,680,257 km (0.067 R)
• M7: 4,617,937 km (0.117 R)
• M8: 5,404,073 km (0.12 R)
• M9: 8,303,280 km (0.106 R)
• M10: 14,040,209 km (0.117 R)
• M11: 14,423,778 km (0.078 R)
• M12: 17,163,364 km (0.093 R)
• M13: 18,199,030 km (0.069 R)
• M14: 19,041,715 km (0.103 R)
• M15: 20,722,447 km (0.076 R)
• M16: 23,381,250 km (0.1 R)
• M17: 23,830,342 km (0.061 R)
• M18: 25,400,821 km (0.093 R)
• M19: 28,746,876 km (0.073 R)
• M20: 33,046,918 km (0.108 R)
• M21: 34,531,976 km (0.116 R)
• M22: 40,918,758 km (0.112 R)
• M23: 46,619,633 km (0.076 R)
• M24: 48,340,757 km (0.104 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 18,885 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit